canvas {
    background: none;
    /* background: radial-gradient(#FFF, #DDD); */
    /* background: radial-gradient(hsl(40, 80%, 60%), hsl(0, 50%, 40%)); */
    /* filter: blur(1px) contrast(5); */
    /* transform: scale(0.1); */
    transform-origin: 0 0;
    /* border: solid .8em green; */
    height: 100vh;
    position: fixed;
    top: 0px;
    left: 0px;
    z-index: -1;
    overflow: hidden;
    margin: auto;
}

.ui {
    display: none;
    position: fixed;
    z-index: 5;
    bottom: 0;
    left: 0;
    width: 120px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.7);

    p {
        color: white;
        font-size: 11px;
        font-weight: 700;

        &.zoom {
            margin-bottom: 5px;

            span {
                margin-right: 5px;
                border: solid 1px #777;
                cursor: pointer;
                border-radius: 2px;

                &.zoomin {
                    padding: 2px 5px;
                }

                &.zoomout {
                    padding: 2px 8px;
                }

                &:hover {
                    background: black;
                    color: white;
                }
            }
        }
    }

    span.zoom {}
}